We have also provided this printable version of the crossword, for older or non-javascript browsers. When you've finished (or if you're stuck!), you can check your version against the answers. All the answers come from The Hobbit.
2. Space station king makes love to 500 in forest
3. Flee from the west and north with old letters?
5. He's a blob I confused with the main character
6. This noisy trading post would not wake student in disarray
8. The chiefest of calamities re-worked as mug
10. BO in broth, not right for small town
13. The finder of the moon letters is a student/drone mix
14. Go for a walk, but not south, to find a hungry monster
15. This dwarf was a sort of confused old blister
16. A skin-changer in part maybe, or not.
17. An inhabitant of the Misty Mountains may be boiling, but not I!
18. Confused? I'll have the navy for look-out post
1. Precious creature in Mogul student confusion?
2. The lonely maintain, without artificial intelligence, the Open University is inside
4. That place's old name was so Gareth!
7. Head west with two rings, dig? Southern folk who imprisoned the dwarves
9. Staring fiercely around, the doctor showed the elven blade
11. One thousand and a 'alf? Wizard!
12. Having driven, turned to old measure to reveal the Last Homely House
14. North one staggered to find the leader of the dwarves